What year Fords have spark plug issues?

Ford Spark Plug Issues by Year
The spark plug issues in Ford vehicles were evident during specific years, primarily affecting the 5.4L and 6.8L engines. Here’s a breakdown of the problematic years based on the search results:
– 1997-2003: Trucks with 5.4L engines during this period were known for spark plugs ejecting due to insufficient plug threads.
– 2004-2008: Ford experienced increasing issues with modular engines from vehicle models produced between these years, including the 5.4L and 6.8L engines.
– 2004-2007: Owners of Ford trucks with 3V modular V-8 or V-10 engines built during these years faced issues with broken spark plugs.
– Late 2003-2008: This period is highlighted as a time to avoid for Ford V10 engines due to spark plug issues.
– 2012: The last model year for which Ford used two-piece spark plugs was 2012, after which Ford switched to a new design.
It’s important to note that the spark plug issues were not limited to specific years but were more prevalent during these periods. If you have any of these engines in your Ford vehicle, it’s advisable to be vigilant about spark plug maintenance to avoid potential problems.

What year did Ford stop using 2 piece spark plugs?

I did a little research after learning of the two piece Motorcraft spark plugs. Turns out that Ford made changes to the cylinder head in mid year of 2008, and I happen to have a later build (April 2008) with the updated one piece spark plugs.

What year did Ford have bad spark plugs?

Replacing spark plugs has been a no-brainer for most passenger vehicles for, say, the last 100 years. But for millions of owners of V8-powered Fords from the 2004 to 2008 model years, a spark-plug change can lead to an expensive, hours-long ordeal.

What Ford motor blows out spark plugs?

Ford 4.6, 5.4 and 6.8 modular engines are prone to spark plugs being blown out of the cylinders due to the aluminum threads failing. If the spark plugs are not tight enough the spark plug vibrates until the aluminum is weakened to a point the spark plug shoots out.

Which Ford engines have spark plug problems?

One of the common issues of the modular platform was its tendency to blow out spark plugs. This issue happened the most on the 5.4 Triton from 1997 to 2003. During this era, the motor commonly powered the F-Series pickups, E-Series vans, and the Expeditions/Navigators.

What 5.4 engines to avoid?

The only one to really avoid is the 5.4 3v Triton which was in the F150 from 04-10. The smaller 4.6 Triton doesn’t share any of those issues and, while not as fast, is very reliable. The 97-03 5.4 Triton is the 2v version and does not have cam phasers, nor does it have issues with plugs sticking.

How long are Ford spark plugs good for?

every 30,000 miles
Experts generally recommend replacing spark plugs every 30,000 miles for the best results. If one of your Ford spark plugs gets out of whack, it can cause a reduction in gas mileage and engine problems later on. Suddenly, you’ll notice if a spark plug is malfunctioning because you will head to the gas pump more often.

What year 5.4 to stay away from?

4 Least Reliable: 2002 – 2008 5.4-Liter Triton V8 Engine
The 5.4-liter Triton engine is a member of Ford’s Modular V8 engine family, introduced in 1997. The three-valve version produced from 2002 to 2008 is the most problematic and one of the most unreliable Ford engines.

What is the Ford class action lawsuit spark plugs?

On June 5, Ford Motor Co. agreed to a $2.2 million spark plug defect class action settlement, resolving claims that their vehicles feature defective spark plugs that were difficult and expensive for consumers to replace.

How long do Ford Motorcraft spark plugs last?

Service interval of up to 60,000 miles. Delivering performance, reliability and confidence, Motorcraft spark plugs are available for a broad range of applications, including domestic and import cars and trucks of all makes and sizes.

How often should Ford spark plugs be changed?

every 30,000 miles
Experts generally recommend replacing spark plugs every 30,000 miles for the best results. If one of your Ford spark plugs gets out of whack, it can cause a reduction in gas mileage and engine problems later on. Suddenly, you’ll notice if a spark plug is malfunctioning because you will head to the gas pump more often.